Strange bootpd behavior (server side)

Andrew Dixon andrew.dixon at
Wed Aug 8 22:54:52 EST 2001

Check out the NAG:
and there are probably a bunch of mail lists for Red Hat Network
Administration.  I can't recommend one because I use Debian.  (If you
want to upgrade your server from Dead Rat to Debian though
debian-user at is a great list ;)


Kevin Fry wrote:
> I'm having a small problem with our redhat 6.2 bootp server and maybe
> yous guys can shed some light on it for me.   The problem is that
> whenever our DSL internet connection is down(which is too much.. I wish
> cable was available!), the bootpd stops responding to requests.. I can
> see the requests with tcpdump, but no replys. and when the internet is
> up sometimes is takes a little bit for the bootpd to respond to
> requests.
>     I think it's doing DNS resolution and if it can't find a DNS server
> when the net's down, it just stops working. Does linux automatically do
> name resolution on every address it gets? If so can i turn this off?
>     Our network is behind a DSL modem/router (Flowpoint 2200) acting as
> gateway(, and we have 3 switches after that.
>     A lot of the time the router is finicky with linux even when
> everything is working.. I know this is a bit off topic, but ANY
> suggestions are very welcome.
> Here's my routing table..
> Kernel IP routing table
> Destination     Gateway         Genmask         Flags Metric Ref    Use
> Iface
> *          UH    0      0
> 0 eth0
>   *            U     0
> 0        0 eth0
>       *                    U     0
> 0        0 lo
> default         UG    0      0        0
> eth0
> Thanks!
> Kevin Fry

Andrew Dixon
Software Engineer
Seranoa Networks
978.897.3434 x231

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